| Year | Hard | Breaking | Offspeed |
|---|---|---|---|
| 2008 | 65.54 | 18.68 | 15.77 |
| 2009 | 64.52 | 20.54 | 14.93 |
| 2010 | 59.52 | 30.71 | 9.77 |
| 2011 | 69.50 | 23.04 | 7.46 |
| 2012 | 51.33 | 41.34 | 7.33 |
| 2013 | 71.43 | 22.23 | 6.34 |
| 2014 | 68.04 | 24.69 | 7.26 |
| 2015 | 68.09 | 23.23 | 8.68 |
| 2016 | 49.01 | 36.62 | 14.37 |
| 2017 | 54.75 | 39.43 | 5.82 |
| 2018 | 56.83 | 35.79 | 7.38 |